Property talk:P538
Documentation
mineral fracture
fracture types in a mineral
fracture types in a mineral
Description | fracture (Q488001) : describes the usual way that crystals fracture. | ||||||||||||
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Represents | fracture (Q488001) | ||||||||||||
Data type | Item | ||||||||||||
Template parameter | |||||||||||||
Domain | According to this template:
Minerals, Variants of minerals. Rocks, metals and other materials.
According to statements in the property:
When possible, data should only be stored as statementsmineral species (Q12089225) | ||||||||||||
Allowed values | en:Fracture_(mineralogy) (note: this should be moved to the property statements) | ||||||||||||
Example | According to this template:
Obsidian or Quartz = conchoidal
According to statements in the property:
When possible, data should only be stored as statementsobsidian (Q53754) → conchoidal fracture (Q2747476) diamond (Q5283) → conchoidal fracture (Q2747476) | ||||||||||||
Source | mindat-, rruff-, mineral databases (note: this information should be moved to a property statement; use property source website for the property (P1896)) | ||||||||||||
Lists |
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Proposal discussion | Proposal discussion | ||||||||||||
Current uses |
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Search for values |
[create Create a translatable help page (preferably in English) for this property to be included here]
Value type “fracture (Q488001)”: This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value fracture (Q488001) (or a subclass thereof). (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P538#Value type Q488001, SPARQL
Type “mineral species (Q12089225)”: item must contain property “instance of (P31)” with classes “mineral species (Q12089225)” or their subclasses (defined using subclass of (P279)). (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P538#Type Q12089225, SPARQL